The term 'zeroes in on' is an idiom that means to focus on something or to pay close attention to it. The crossword solutions for this term are 'HOMES, ' 'nears, ' 'aimsat, ' and 'focuses.' 'HOMES' is a noun that refers to a place of residence. 'Nears' is a verb that means to come close to something. 'Aimsat' is a verb that means to direct something at a target. Finally, 'focuses' is a verb that means to concentrate on something.